//: polymorphism/newshape/Square.java
package java_thinking.unit_8.newshape;
public class Square extends Shape {
  public void draw() { System.out.println("Square.draw()"); }
  public void erase() { System.out.println("Square.erase()"); }
  public void msg() { System.out.println("Square.msg()"); }
} ///:~
